SDS Volume (4172)

Volume 71. Nitromethane with Water or Organic Solvents, p 1247

Original Measurements

Rogalski, M.; Stryjek, R.; Bull. Acad. Pol. Sci.; Ser. Sci. Chim. 28, 139-47 (1980).

Variables:

Temperature: 305 - 430 K

Prepared by:

V.P. Sazonov

Method/Apparatus/Procedure:

The synthetic (Alekseev [1]) and, below 353 K, the titration methods were used. A glass device with a magnetic stirrer was filled with 5 to 10 mL of (1) then placed in a thermostat, stirred, and small amounts of the other component added until turbidity appeared. The sample was then heated to above the complete homogeneity temperature, then cooled until turbidity reappeared. Repeat determinations were made. Above 353 K, Alekseev's method was used. Samples, 4-5 g, were sealed in glass, placed in the thermostat, and the solubility temperature determined as above.

Source and Purity of Materials:
  1. Source not specified; purified by fractional distillation; 99.9 mass% purity.
  2. Source not specified; purified by crystallization; 99.9 mass% purity.
References

1 Alekseev, V. F.; Zh. Russ. Fiz. -Khim. O-va 8, 249 (1876).

Experimental Data

Nitromethane with Hexadecane

Components:

(1) Nitromethane, $\ce{ CH3NO2 }$; [75-52-5] NIST WebBook
(2) Hexadecane, $\ce{ C16H34 }$; [544-76-3] NIST WebBook

Experimental Values:
Mutual solubility of nitromethane and hexadecane
T (°C)T (K)x1100w1a
31.9 305.05 5.55 x 10-2 1.56
31.9 305.05 - -
53.0 326.15 - -
53.0 326.15 9.994 x 10-1 99.78
53.1 326.25 9.94 x 10-2 2.89
53.1 326.25 - -
75.5 348.65 1.581 x 10-1 4.82
75.5 348.65 - -
77.4 350.55 - -
77.4 350.55 9.991 x 10-1 99.67
131.9 405.05 5.025 x 10-1 21.4
131.9 405.05 - -
138.9 412.05 - -
138.9 412.05 9.626 x 10-1 87.4
149.5 422.65 6.780 x 10-1 36.21
149.5 422.65 - -
151.5 424.65 - -
151.5 424.65 9.301 x 10-1 78.2
156.1 429.25 7.929 x 10-1 50.79
156.1 429.25 - -
156.3 429.45 - -
156.3 429.45 8.517 x 10-1 60.75
156.8 429.95 8.422 x 10-1 58.99
156.8 429.95 8.422 x 10-1 58.99

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